<?php

namespace app\admin\controller\code;

use app\common\controller\Backend;
use think\Db;
/**
 * 扫码充值管理
 *
 * @icon fa fa-circle-o
 */
class Rechage extends Backend
{

    /**
     * Rechage模型对象
     * @var \app\admin\model\code\Rechage
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\code\Rechage;
        $this->view->assign("statusList", $this->model->getStatusList());
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */
     
     /**
     * 查看
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                ->where($where)
                ->order($sort, $order)
                ->paginate($limit);

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }
     
      /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if($params['money'] <= 0|| $params['num'] <=0)
            {
                $this->error(__('不能为零！'));
            }
           
            if ($params) {
                $params = $this->preExcludeFields($params);

                if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                $result = false;
                Db::startTrans();
                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                        $this->model->validateFailException(true)->validate($validate);
                    }
                    
                    
                    for ($i = 1; $i <=$params['num']; $i++) {
                          $order_sn = date('YmdHis') . str_pad(mt_rand(1, 99999), 5, '0', STR_PAD_LEFT);
                          $image = $this->wxappUrl($order_sn);
                        //   var_dump($image);exit;
                        // var_dump($order_sn);
                          $data=['sn_order'=>$order_sn,'money'=>$params['money'],'createtime'=>time(),'image'=>$image];
                          $result = Db::name('code_rechage')->insert($data);
                    }
                    // exit;
                    
                    // $result = $this->model->allowField(true)->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were inserted'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        return $this->view->fetch();
    }
    
      /**
     *生成小程序二维码
     * */
    public function wxappUrl($id){
        
        header('content-type:text/html;charset=utf-8');
        
        $config = get_addon_config('epay');
         $appid = $config['wechat']['miniapp_id'];
        $secret =$config['wechat']['app_secret'];
        $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$secret;
        $weix = file_get_contents($url);//获得网页输出
        $obj=json_decode($weix,true);//解码
        // var_dump($appid);exit;
        $access_token= $obj['access_token'];//网页授权接口调用凭证
        $url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=$access_token";
        $data = json_encode(['scene'=>$id,'page'=>"pages/user/wallet/index",'env_version'=>'trial']);
        // var_dump($id);
        $wx = $this->httpRequest($url,$data,$id);
        return $wx; 
    }
    public  function httpRequest($url,$data,$id){
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_HEADER, 'image/gif');
        curl_setopt($ch, CURLOPT_URL,$url);
        curl_setopt($ch, CURLOPT_POSTFIELDS,$data);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);//跳过ssl检测
        curl_setopt($ch, CURLOPT_HTTPHEADER, array(
            'Content-Type: application/json',
            'Content-Length: ' . strlen($data)
        ));
        curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); //如果需要将结果直接返回到变量里，那加上这句。
        $res = curl_exec($ch);
        $name = "./qrcode/".$id.".png";
        file_put_contents($name,$res);
        curl_close($ch);
        // var_dump($name);exit;
        $str = substr($name, 1);
        return $str;
    }


}
